FR2388997B1 - - Google Patents

Info

Publication number
FR2388997B1
FR2388997B1 FR7811243A FR7811243A FR2388997B1 FR 2388997 B1 FR2388997 B1 FR 2388997B1 FR 7811243 A FR7811243 A FR 7811243A FR 7811243 A FR7811243 A FR 7811243A FR 2388997 B1 FR2388997 B1 FR 2388997B1
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR7811243A
Other languages
French (fr)
Other versions
FR2388997A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from AT0307177A external-priority patent/AT369511B/en
Priority claimed from AT0026378A external-priority patent/AT375441B/en
Priority claimed from AT0179278A external-priority patent/AT378992B/en
Application filed by Individual filed Critical Individual
Publication of FR2388997A1 publication Critical patent/FR2388997A1/en
Application granted granted Critical
Publication of FR2388997B1 publication Critical patent/FR2388997B1/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0675—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston the combustion space being substantially spherical, hemispherical, ellipsoid or parabolic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0636—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston the combustion space having a substantially flat and horizontal bottom
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0672—Omega-piston bowl, i.e. the combustion space having a central projection pointing towards the cylinder head and the surrounding wall being inclined towards the cylinder center axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/14—Direct injection into combustion chamber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0618—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston having in-cylinder means to influence the charge motion
    • F02B23/0621—Squish flow
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
FR7811243A 1977-04-29 1978-04-17 INTERNAL COMBUSTION ENGINE WITH AIR COMPRESSION AND DIRECT INJECTION Granted FR2388997A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AT0307177A AT369511B (en) 1977-04-29 1977-04-29 AIR-COMPRESSING, DIRECTLY INJECTING ENGINE
AT0026378A AT375441B (en) 1978-01-13 1978-01-13 AIR COMPRESSING, DIRECTLY INJECTING VALVE CONTROLLED INTERNAL COMBUSTION ENGINE
AT0179278A AT378992B (en) 1978-03-13 1978-03-13 AIR-COMPRESSING, DIRECTLY INJECTING ENGINE

Publications (2)

Publication Number Publication Date
FR2388997A1 FR2388997A1 (en) 1978-11-24
FR2388997B1 true FR2388997B1 (en) 1982-08-27

Family

ID=27146067

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7811243A Granted FR2388997A1 (en) 1977-04-29 1978-04-17 INTERNAL COMBUSTION ENGINE WITH AIR COMPRESSION AND DIRECT INJECTION

Country Status (9)

Country Link
US (1) US4207843A (en)
JP (1) JPS6037290B2 (en)
DE (1) DE2815717A1 (en)
ES (1) ES469258A1 (en)
FR (1) FR2388997A1 (en)
GB (1) GB1594889A (en)
IT (1) IT1095257B (en)
SE (1) SE7804765L (en)
SU (1) SU822766A3 (en)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5810565B2 (en) * 1977-12-19 1983-02-26 日産自動車株式会社 Dual intake passage internal combustion engine
DE2809914C2 (en) * 1978-03-08 1984-09-06 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg Internal combustion engine
DE2945490A1 (en) * 1978-11-16 1980-05-22 List Hans AIR COMPRESSING, DIRECTLY INJECTING INTERNAL COMBUSTION ENGINE
JPS55153816A (en) * 1979-05-17 1980-12-01 Yanmar Diesel Engine Co Ltd Combustion chamber of direct injection type diesel engine
DE3025943C2 (en) * 1980-07-09 1983-03-17 Daimler-Benz Ag, 7000 Stuttgart Self-igniting internal combustion engine with a rotationally symmetrical piston bowl
IT1171348B (en) * 1980-07-09 1987-06-10 Daimler Benz Ag SELF-IGNITION INTERNAL COMBUSTION ENGINE WITH ROTATION SYMMETRY FISTON CAVITY
JPS6313386Y2 (en) * 1980-09-02 1988-04-15
DE3275574D1 (en) * 1981-08-13 1987-04-09 Perkins Engines Group Internal combustion engine
JPS5939921A (en) * 1982-08-27 1984-03-05 Toyota Central Res & Dev Lab Inc Compressive ignition type direct injecting internal-combustion engine
DE3245780C1 (en) * 1982-12-10 1983-12-29 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg Externally ignited, air compressing internal combustion engine
JPS59131922U (en) * 1983-02-24 1984-09-04 日産自動車株式会社 Combustion chamber of direct injection diesel engine
JPS59150942U (en) * 1983-03-28 1984-10-09 日産自動車株式会社 Combustion chamber of direct injection diesel engine
IT1158942B (en) * 1983-04-11 1987-02-25 Fiat Auto Spa INTERNAL COMBUSTION ENGINE WITH DIRECT FUEL INJECTION
DE3590066C2 (en) * 1984-02-15 1993-06-24 Mitsubishi Jidosha Kogyo K.K., Tokio/Tokyo, Jp
ATA129885A (en) * 1985-05-02 1987-02-15 Steyr Daimler Puch Ag AIR COMPRESSING PISTON COMBUSTION ENGINE
DE3632579A1 (en) * 1986-09-25 1988-04-07 Man Nutzfahrzeuge Gmbh FOREIGN-IGNITION, AIR-COMPRESSING ENGINE
JPS63134813A (en) * 1986-11-25 1988-06-07 Isuzu Motors Ltd Combustion chamber of internal combustion engine
AT398606B (en) * 1986-12-12 1995-01-25 Avl Verbrennungskraft Messtech AIR COMPRESSING, VALVE CONTROLLED INTERNAL COMBUSTION ENGINE
US4955338A (en) * 1988-06-16 1990-09-11 General Motors Corporation Engine and high turbulence piston therefor
US5099809A (en) * 1989-08-09 1992-03-31 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Combustion chamber for a diesel engine
IT1235590B (en) * 1989-09-07 1992-09-11 Vm Motori Spa ARCHITECTURE FOR IGNITION ENGINES FOR COMPRESSION, IN PARTICULAR USABLE ON TOURISM AIRCRAFT
US5109816A (en) * 1990-04-27 1992-05-05 Toyota Jidosha Kabushiki Kaisha Direct fuel injection type spark ignition internal combustion engine
US6101989A (en) * 1996-09-26 2000-08-15 Clean Cam Technolog Systems Low emission power plant and method of making same
US6101990A (en) * 1996-09-26 2000-08-15 Clean Cam Technology Systems Low emission power plant and method of making same
DE69717151D1 (en) * 1996-12-16 2002-12-19 Perkins Engines Co Ltd LIFTING PISTON FOR INTERNAL COMBUSTION ENGINE WITH COMBUSTION CHAMBER
US5970946A (en) * 1997-11-18 1999-10-26 Shea; Patrick R. Non-annular piston bowl for two-valve engines using offset injectors
US6892693B2 (en) * 2003-02-12 2005-05-17 Bombardier Recreational Products, Inc. Piston for spark-ignited direct fuel injection engine
US6945219B2 (en) * 2004-02-09 2005-09-20 Bombardier Recreational Products Inc. Dual zone combustion chamber
US7597084B2 (en) * 2005-03-09 2009-10-06 Caterpillar Inc. Internal combustion engine and operating method therefor
DE102005054071A1 (en) * 2005-11-12 2007-05-16 Daimler Chrysler Ag Piston for e.g. modern high power diesel internal combustion engine, has edge region comprising greater transition radius in direction parallel to piston pin axis than in another direction perpendicular to piston pin axis
DE102005060547A1 (en) * 2005-12-17 2007-06-28 Mahle International Gmbh Automotive piston for fuel-injected engine has profiled central combustion cavity with rounded edges
FR2925604A1 (en) * 2007-12-19 2009-06-26 Renault Sas COMBUSTION CHAMBER FOR THERMAL MOTOR WITH DIRECT OVERFLOW INJECTION
JP4732505B2 (en) * 2008-04-23 2011-07-27 本田技研工業株式会社 Direct fuel injection engine
US8561581B2 (en) 2009-08-04 2013-10-22 Jack R. Taylor Two-stroke uniflow turbo-compound internal combustion engine
US8051830B2 (en) * 2009-08-04 2011-11-08 Taylor Jack R Two-stroke uniflow turbo-compound internal combustion engine
US9234451B2 (en) * 2010-04-20 2016-01-12 Caterpillar Inc. Piston having combustion bowl shaped to balance combustion efficiency and emission properties
US8978621B2 (en) * 2010-04-20 2015-03-17 Caterpillar Inc. Piston having combustion bowl shaped to balance combustion efficiency and emission properties
US8973539B2 (en) 2010-12-14 2015-03-10 Jack R. Taylor Full expansion internal combustion engine
JP2014503740A (en) 2010-12-14 2014-02-13 テイラー，ジャック，アール． Full expansion internal combustion engine
JP5786956B2 (en) * 2011-12-16 2015-09-30 トヨタ自動車株式会社 Combustion chamber structure of internal combustion engine
US20160102596A1 (en) * 2014-10-08 2016-04-14 Mahle Industries, Incorporated Piston crown cooling feature for diesel engines
JP6485489B2 (en) * 2017-05-23 2019-03-20 マツダ株式会社 ENGINE CONTROL DEVICE AND ENGINE CONTROL METHOD

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE481868C (en) * 1929-08-31 Ceskomoravska Kolben Akt Ges Two-part piston with combustion chamber for internal combustion engines
FR634353A (en) * 1926-05-18 1928-02-16 Ceskomoravska Kolben Internal combustion and injection engine
DE696077C (en) * 1937-04-23 1940-09-10 Saurer Ag Adolph Injection internal combustion engine with air charge rotating around the cylinder axis
CH298624A (en) * 1949-09-13 1954-05-15 E Witzky Julius Internal combustion engine with compression ignition.
US2870754A (en) * 1951-05-03 1959-01-27 Lister & Co Ltd R A Internal combustion engine with piston having combustion cavity in its head
US2828724A (en) * 1953-10-08 1958-04-01 Schweizerische Lokomotiv Internal combustion engines of the injection type
CH337682A (en) * 1954-08-06 1959-04-15 Maschf Augsburg Nuernberg Ag Internal combustion engine, in particular a diesel engine, with a combustion chamber located outside the cylinder space
FR1288819A (en) * 1961-02-14 1962-03-30 Advanced piston
US3083700A (en) * 1961-12-08 1963-04-02 Paul D Madak Internal combustion engine construction
GB1187787A (en) * 1967-08-24 1970-04-15 Wissenschaftlich Techniches Ze Improvements in or relating to Internal Combustion Engines
DE2038048C3 (en) * 1970-07-31 1975-06-19 Maschinenfabrik Augsburg-Nuernberg Ag, 8500 Nuernberg Air-compressing, direct-injection internal combustion engine
DE2525770A1 (en) * 1975-06-10 1976-12-23 Maschf Augsburg Nuernberg Ag AIR COMPRESSING, DIRECT INJECTING COMBUSTION ENGINE

Also Published As

Publication number Publication date
ES469258A1 (en) 1979-01-01
JPS53136111A (en) 1978-11-28
IT1095257B (en) 1985-08-10
SE7804765L (en) 1978-10-30
IT7822785A0 (en) 1978-04-27
FR2388997A1 (en) 1978-11-24
JPS6037290B2 (en) 1985-08-26
DE2815717A1 (en) 1978-11-02
US4207843A (en) 1980-06-17
SU822766A3 (en) 1981-04-15
GB1594889A (en) 1981-08-05

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Legal Events

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ST Notification of lapse